diff --git a/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/SafetyMessageCO.java b/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/SafetyMessageCO.java
index b7e6d56..a028416 100644
--- a/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/SafetyMessageCO.java
+++ b/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/SafetyMessageCO.java
@@ -1,7 +1,9 @@
 package org.qinan.safetyeval.client.co;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
 
 import java.time.LocalDateTime;
 
@@ -38,5 +40,7 @@ public class SafetyMessageCO {
     private Integer sendState;
 
     @ApiModelProperty(value = "创建时间")
+    @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
     private LocalDateTime createTime;
 }
diff --git a/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/institution/EvalSignTaskCO.java b/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/institution/EvalSignTaskCO.java
index 27614fd..1402e27 100644
--- a/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/institution/EvalSignTaskCO.java
+++ b/safety-eval-client/src/main/java/org/qinan/safetyeval/client/co/institution/EvalSignTaskCO.java
@@ -1,7 +1,9 @@
 package org.qinan.safetyeval.client.co.institution;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
+import org.springframework.format.annotation.DateTimeFormat;
 
 import java.time.LocalDateTime;
 
@@ -31,6 +33,8 @@ public class EvalSignTaskCO {
     private String taskStatusName;
 
     @ApiModelProperty(value = "任务下发时间")
+    @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
     private LocalDateTime issueTime;
     private String signerUrl;
     private String remarks;